Chain



FIG. 1 is a front view of a chain according to my new design;

FIG. 2 is a back view of the chain shown in FIG. 1;

FIG. 3 is a bottom view of the chain shown in FIG. 1;

FIG. 4 is a top view of the chain shown in FIG. 1;

FIG. 5 is a left side view of the chain shown in FIG. 1;

FIG. 6 is a right side view of the chain shown in FIG. 1; and,

FIG. 7 is a top frontal perspective view of the chain shown in FIG. 1.

The features shown in broken lines depict environmental subject matter only and form no part of the claimed design. 

The ornamental design for a chain, as shown and described. 